Question

Medal, Fan, Testimony :)

Theorem: The segment joining the midpoints of two sides of a triangle is parallel to the third side and half its length.
A two-column proof of the theorem is shown, but the proof is incomplete.

Answer 1

Which of the following completes the proof?
By definition of congruence
Addition property of equality
By construction
By the slope formula

Answer 2

which one do you think it is?
we are dealing with slopes

Answer 3

lol D?

Answer 4

@welshfella

Answer 5

yep simply that

Answer 6

oh wow i guess i was thinking too hard lol thanks :)

Answer 7

yw